Uploaded July 2019 | Updated September 2026, 3 hours ago

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Even small 3V DC motor from handheld fans got large EMI interference because of the brushes and the commutator due to constant sparking during revolution of a rotor. It even goes into GHZ spectrum! Here's a quick fix in the video which can reduce this(un)wanted phenomenon. This unwanted phenomenon can be harvested as a Free Energy, but that's another story for another video ..